src/logind-session.h

   1 /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
   2
   3 #ifndef foologindsessionhfoo
   4 #define foologindsessionhfoo
   5
   6 /***
   7   This file is part of systemd.
   8
   9   Copyright 2011 Lennart Poettering
  10
  11   systemd is free software; you can redistribute it and/or modify it
  12   under the terms of the GNU General Public License as published by
  13   the Free Software Foundation; either version 2 of the License, or
  14   (at your option) any later version.
  15
  16   systemd is distributed in the hope that it will be useful, but
  17   WITHOUT ANY WARRANTY; without even the implied warranty of
  18   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  19   General Public License for more details.
  20
  21   You should have received a copy of the GNU General Public License
  22   along with systemd; If not, see <http://www.gnu.org/licenses/>.
  23 ***/
  24
  25 typedef struct Session Session;
  26
  27 #include "list.h"
  28 #include "util.h"
  29 #include "logind.h"
  30 #include "logind-seat.h"
  31 #include "logind-user.h"
  32
  33 typedef enum SessionType {
  34         SESSION_TTY,
  35         SESSION_X11,
  36         _SESSION_TYPE_MAX,
  37         _SESSION_TYPE_INVALID = -1
  38 } SessionType;
  39
  40 struct Session {
  41         Manager *manager;
  42
  43         char *id;
  44         SessionType type;
  45
  46         char *state_file;
  47
  48         User *user;
  49
  50         dual_timestamp timestamp;
  51
  52         char *tty;
  53         char *display;
  54
  55         bool remote;
  56         char *remote_user;
  57         char *remote_host;
  58
  59         int vtnr;
  60         Seat *seat;
  61
  62         pid_t leader;
  63         uint32_t audit_id;
  64
  65         int pipe_fd;
  66
  67         char *cgroup_path;
  68         char **controllers, **reset_controllers;
  69
  70         bool idle_hint;
  71         dual_timestamp idle_hint_timestamp;
  72
  73         bool kill_processes;
  74         bool in_gc_queue:1;
  75
  76         LIST_FIELDS(Session, sessions_by_user);
  77         LIST_FIELDS(Session, sessions_by_seat);
  78
  79         LIST_FIELDS(Session, gc_queue);
  80 };
  81
  82 Session *session_new(Manager *m, User *u, const char *id);
  83 void session_free(Session *s);
  84 int session_check_gc(Session *s);
  85 void session_add_to_gc_queue(Session *s);
  86 int session_activate(Session *s);
  87 bool session_is_active(Session *s);
  88 int session_get_idle_hint(Session *s, dual_timestamp *t);
  89 int session_start(Session *s);
  90 int session_stop(Session *s);
  91 int session_save(Session *s);
  92 int session_load(Session *s);
  93
  94 char *session_bus_path(Session *s);
  95
  96 extern const DBusObjectPathVTable bus_session_vtable;
  97
  98 const char* session_type_to_string(SessionType t);
  99 SessionType session_type_from_string(const char *s);
 100
 101 #endif